JPH01108430U

JPH01108430U -

Info

Publication number: JPH01108430U
Application number: JP272288U
Authority: JP
Priority date: 1988-01-13
Filing date: 1988-01-13
Publication date: 1989-07-21

Description

[Brief explanation of the drawing]

第１図ないし第９図は本考案の実施例を示し、
第１図はステツピングモータ用トルクリミツタの
正面図、第２図は第１図中の―矢示方向断面
図、第３図はステツピングモータおよび駆動板を
拡大して示す斜視図、第４図はコントロールレバ
ーが両側のストツパ間で回動している状態を示す
第１図と同様の正面図、第５図は第４図の右側面
図、第６図はコントロールレバーが一方のストツ
パに当接した状態を示す第４図と同様の正面図、
第７図は第６図の右側面図、第８図はコントロー
ルレバーが他方のストツパに当接した状態を示す
第４図と同様の正面図、第９図は第８図の右側面
図、第１０図および第１１図は従来技術を示し、
第１０図はステツピングモータ用トルクリミツタ
の正面図、第１１図は第１０図の右側面図である
。１……ガバナ、１Ａ……コントロールレバー、
１Ｂ，１Ｃ……ストツパ、１１……ステツピング
モータ、１１Ａ……出力軸、１２……駆動板、１
２Ａ，１３Ａ……噛合用歯形部、１３……従動板
、１４……レバー、１５……リンク、１６……ば
ね、１７……ワツシヤ、１８……ナツト。 1 to 9 show embodiments of the present invention,
Figure 1 is a front view of the torque limiter for a stepping motor, Figure 2 is a sectional view taken in the direction of the - arrow in Figure 1, Figure 3 is an enlarged perspective view of the stepping motor and drive plate, and Figure 4. is a front view similar to Fig. 1 showing the control lever rotating between the stoppers on both sides, Fig. 5 is a right side view of Fig. 4, and Fig. 6 is the control lever rotating between the stoppers on both sides. A front view similar to FIG. 4 showing the state of contact,
7 is a right side view of FIG. 6, FIG. 8 is a front view similar to FIG. 4 showing the control lever in contact with the other stopper, FIG. 9 is a right side view of FIG. 8, 10 and 11 show the prior art,
FIG. 10 is a front view of the stepping motor torque limiter, and FIG. 11 is a right side view of FIG. 10. 1...Governor, 1A...Control lever,
1B, 1C... Stopper, 11... Stepping motor, 11A... Output shaft, 12... Drive plate, 1
2A, 13A... meshing tooth section, 13... driven plate, 14... lever, 15... link, 16... spring, 17... washer, 18... nut.

Claims

[Scope of utility model registration request]

a stepping motor, a drive plate that is rotatably provided on the output shaft of the stepping motor and has a meshing tooth section formed on one side thereof, and a drive plate that is movable in the axial and rotational directions on the output shaft of the stepping motor; a driven plate, which is provided on the other side and has a toothed part for engaging and disengaging with the toothed part of the drive plate; A torque limiter for a stepping motor, comprising a spring that is engaged with the output shaft and released from the engagement when the torque applied to the output shaft exceeds a predetermined value.